MCP servers for Claude Code

SEC XBRL MCP — wraps SEC EDGAR XBRL API (data.sec.gov)

US Senate Lobbying Disclosure (LDA) MCP.

Smithsonian Open Access MCP.

South Africa Government Procurement MCP — National Treasury eTenders / OCPO (keyless).

Spoonacular MCP.

Statistics Latvia / Official Statistics Portal (data.stat.gov.lv) PxWeb MCP.

OSM Taginfo MCP — statistics on OpenStreetMap tags (keys and key=value pairs). Keyless.…

Text case conversion MCP.

Tradier MCP — stock & options market data via the Tradier Brokerage API

Travelpayouts MCP — wraps the Aviasales Flights Data API (travelpayouts.com)

UNESCO Institute for Statistics (UIS) MCP — keyless.

UniProt MCP — protein sequence + function database.

Wikidata SPARQL MCP — Wikidata Query Service

Go modules MCP — wraps proxy.golang.org

MCP server that controls YouTube playback in your browser via the Playback MCP extension — play, seek, loop sections, save timestamps

MCP server that gives AI agents geometric spatial awareness of web page layouts using Playwright

Non-custodial Kaspa policy enforcement for AI agents; signers retain custody.

MCP server for querying PostgreSQL databases

Total landed cost API for cross-border commerce. 240 countries, 113M+ tariff records.

High-precision finance & business calculations for AI agents — exact decimals, never floats.

Real-time Polymarket and Kalshi data, cross-platform arb detection, strategy signals